Question

I need help with simplifying radical expressions. Im really horrible at doing them. Pleasse.

Answer 1

6xsqrt2

Answer 2

If you write your roots as fractional exponents, and take everything under the radical and convert it to a base raised to an exponent, you are then able to multiply your powers and reduce your terms.

Answer 3

find factors of 72 which contain perfect square

72 = 36 * 2

so sqrt72 = sqrt36 * sqrt2
= 6 sqrt2

now deal with x^2 square root of this is x

so first answer is 6x sqrt2

Answer 4

or 6sqrt2 x if you like

Answer 5

Is it 6x√2 or 6√2x?

Answer 6

The first.